Homeostasis

Front

What is Homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What is a Negative Feedback Loop?

Back

A Negative Feedback Loop is a control mechanism that counteracts a change in a system, helping to return it to its set point.

Front

What is a Positive Feedback Response?

Back

A Positive Feedback Response is a process that amplifies a change or deviation from a set point, leading to an even greater change.

Front

What role does Insulin play in the body?

Back

Insulin is a hormone produced by the pancreas that lowers blood sugar levels by facilitating the uptake of glucose into cells.

Front

What happens when blood calcium levels drop?

Back

When blood calcium levels drop, the parathyroid gland releases parathyroid hormone (PTH), which signals bones to release calcium into the bloodstream.

Front

How does the body respond to high blood sugar levels?

Back

The body responds to high blood sugar levels by releasing insulin from the pancreas, which helps cells absorb glucose and lowers blood sugar.

Front

What is the function of glucagon?

Back

Glucagon is a hormone produced by the pancreas that raises blood sugar levels by signaling the liver to release stored glucose.

Front

What is the significance of growth hormones during puberty?

Back

Growth hormones stimulate growth and development during puberty, leading to rapid physical changes in the body.

Front

How do platelets respond to a cut?

Back

When a cut occurs, platelets release hormones that attract more platelets to the site, forming a clot to stop bleeding.

Front

What is the role of the pancreas in blood sugar regulation?

Back

The pancreas regulates blood sugar levels by producing insulin and glucagon in response to changes in blood glucose.